<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>**6.3 模板继承与组件复用**</title>
</head>
<body>
<h2>模板继承与组件复用888</h2>
<!--{% extends "blog/base.html" %}-->
<p>下面是导航栏</p>
{% include "blog/nav.html" %}

</body>
</html>